.tz-leftmenu {
    width: 100%;
    background: rgb(48, 62, 96);

}

.tz-logoword {
    font-size: 32px;
    color: white;
}

.tz-logodiv {
    text-align: center;
    margin-bottom: 30px;
    padding-top: 10px;
}

.tz-left-ul {
    background: rgb(48, 62, 96);
    font-size: 20px;
    list-style: none;
    color: white;
    padding: 0px;
    width: 100%;
}

.tz-second-li {
    height: 30px;
    margin-bottom: 20px;
    line-height: 30px;
    position: relative;
    cursor: pointer;
}

.tz-floatright {
    float: right;
    margin-right: 10px;
}

.tz-left-margin {
    margin-left: 10px;
    margin-right: 10px;
}

.tz-left-ul ul {
    background-color: white;
    color: black;
}

.tz-ul-hidden {
    overflow: hidden;
    transition: all 0.2s linear;
}

.tz-ul-choosed-color {
    background-color: rgba(255, 255, 255, 0.424);
}

.tz-li-choosed-color {
    background-color: rgba(14, 22, 183, 0.654);
}

.tz-openandclose {
    transform: rotate(180deg);
}

.tz-ul-display2 {
    height: 90px;
    transition: all 0.2s linear;
}

.tz-ul-display3 {
    height: 120px;
    transition: all 0.25s linear;
}

.tz-ul-display4 {
    height: 150px;
    transition: all 0.3s linear;
}

.tz-second-menu-div {
    height: 30px;
    width: 100%;
    position: absolute;
    top: 0px;
    left: 0px;
}